/* USER CODE BEGIN Header */
/**
  ******************************************************************************
  * @file    usart.c
  * @brief   This file provides code for the configuration
  *          of the USART instances.
  ******************************************************************************
  * @attention
  *
  * Copyright (c) 2023 STMicroelectronics.
  * All rights reserved.
  *
  * This software is licensed under terms that can be found in the LICENSE file
  * in the root directory of this software component.
  * If no LICENSE file comes with this software, it is provided AS-IS.
  *
  ******************************************************************************
  */
/* USER CODE END Header */
/* Includes ------------------------------------------------------------------*/
#include "usart.h"

/* USER CODE BEGIN 0 */
#include "rtc.h"
#include "lcd.h"
#include <stdio.h>

uint8_t proBuffer[10] = "#S45;\n\r";
uint8_t rxBuffer[10];
//uint8_t rxCompleted = RESET;
uint8_t isUploadTime = 1;
/* USER CODE END 0 */

UART_HandleTypeDef huart1;

/* USART1 init function */

void MX_USART1_UART_Init(void)
{

  /* USER CODE BEGIN USART1_Init 0 */

  /* USER CODE END USART1_Init 0 */

  /* USER CODE BEGIN USART1_Init 1 */

  /* USER CODE END USART1_Init 1 */
  huart1.Instance = USART1;
  huart1.Init.BaudRate = 115200;
  huart1.Init.WordLength = UART_WORDLENGTH_8B;
  huart1.Init.StopBits = UART_STOPBITS_1;
  huart1.Init.Parity = UART_PARITY_NONE;
  huart1.Init.Mode = UART_MODE_TX_RX;
  huart1.Init.HwFlowCtl = UART_HWCONTROL_NONE;
  huart1.Init.OverSampling = UART_OVERSAMPLING_16;
  if (HAL_UART_Init(&huart1) != HAL_OK)
  {
    Error_Handler();
  }
  /* USER CODE BEGIN USART1_Init 2 */

  /* USER CODE END USART1_Init 2 */

}

void HAL_UART_MspInit(UART_HandleTypeDef* uartHandle)
{

  GPIO_InitTypeDef GPIO_InitStruct = {0};
  if(uartHandle->Instance==USART1)
  {
  /* USER CODE BEGIN USART1_MspInit 0 */

  /* USER CODE END USART1_MspInit 0 */
    /* USART1 clock enable */
    __HAL_RCC_USART1_CLK_ENABLE();

    __HAL_RCC_GPIOA_CLK_ENABLE();
    /**USART1 GPIO Configuration
    PA9     ------> USART1_TX
    PA10     ------> USART1_RX
    */
    GPIO_InitStruct.Pin = GPIO_PIN_9|GPIO_PIN_10;
    GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
    GPIO_InitStruct.Pull = GPIO_NOPULL;
    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
    GPIO_InitStruct.Alternate = GPIO_AF7_USART1;
    HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);

    /* USART1 interrupt Init */
    HAL_NVIC_SetPriority(USART1_IRQn, 1, 0);
    HAL_NVIC_EnableIRQ(USART1_IRQn);
  /* USER CODE BEGIN USART1_MspInit 1 */

  /* USER CODE END USART1_MspInit 1 */
  }
}

void HAL_UART_MspDeInit(UART_HandleTypeDef* uartHandle)
{

  if(uartHandle->Instance==USART1)
  {
  /* USER CODE BEGIN USART1_MspDeInit 0 */

  /* USER CODE END USART1_MspDeInit 0 */
    /* Peripheral clock disable */
    __HAL_RCC_USART1_CLK_DISABLE();

    /**USART1 GPIO Configuration
    PA9     ------> USART1_TX
    PA10     ------> USART1_RX
    */
    HAL_GPIO_DeInit(GPIOA, GPIO_PIN_9|GPIO_PIN_10);

    /* USART1 interrupt Deinit */
    HAL_NVIC_DisableIRQ(USART1_IRQn);
  /* USER CODE BEGIN USART1_MspDeInit 1 */

  /* USER CODE END USART1_MspDeInit 1 */
  }
}

/* USER CODE BEGIN 1 */
void Uart_RxAgain(UART_HandleTypeDef *huart) {
	HAL_UARTEx_ReceiveToIdle_IT(&huart1, proBuffer, RX_CMD_LEN);
}
void HAL_UARTEx_RxEventCallback(UART_HandleTypeDef *huart, uint16_t Size) {
	if (huart->Instance == USART1) {
		if (proBuffer[0] == '#') {
			Cmd_Process();
		}
		proBuffer[Size++] = '\n';
		proBuffer[Size++] = '\r';
		proBuffer[Size++] = '\0';
		HAL_UART_Transmit(&huart1, proBuffer, Size, 100);
		Uart_RxAgain(&huart1);
	} //Size :8
}

//#M23;
void Cmd_Process() {
	uint16_t value = 0;
	uint8_t index = 2;
	while (1) {
		if (proBuffer[index] == ';') {
			break;
		}

		value *= 10;
		value += (proBuffer[index] - '0');
		index++;
	}
	if (proBuffer[1] == 'U') {
		isUploadTime = value;
		return;
	}
	RTC_TimeTypeDef sTime;
	RTC_DateTypeDef sDate;
	if (HAL_RTC_GetTime(&hrtc, &sTime, RTC_FORMAT_BIN) == HAL_OK) {
		HAL_RTC_GetDate(&hrtc, &sDate, RTC_FORMAT_BIN);
		sTime.DayLightSaving = 0;
		sTime.StoreOperation = 0;
		if (proBuffer[1] == 'H') {
			sTime.Hours = value;
		} else if (proBuffer[1] == 'M') {
			sTime.Minutes = value;
		} else if (proBuffer[1] == 'S') {
			sTime.Seconds = value;
		}
		HAL_RTC_SetTime(&hrtc, &sTime, RTC_FORMAT_BIN);

	}
}

/* USER CODE END 1 */
